401.

Neptune enters retrograde motion Neptune reverses its direction of motion across the sky. Tue, 29 Jul 2036 at 20:50 EDT (4,395 days away) in Pisces

402.

Saturn at solar conjunction Saturn is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Thu, 14 Aug 2036 at 19:42 EDT (4,411 days away) in Leo

403.

Mars at apogee Mars reaches its furthest point from the Earth, as it passes around the far side of the Sun. Wed, 10 Sep 2036 at 22:45 EDT (4,438 days away) in Leo

404.

Mars at solar conjunction Mars is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Tue, 23 Sep 2036 at 11:20 EDT (4,451 days away) in Virgo

405.

Jupiter enters retrograde motion Jupiter reverses its direction of motion across the sky. Mon, 13 Oct 2036 at 21:37 EDT (4,471 days away) in Taurus

406.

Neptune at opposition Neptune lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Sat, 18 Oct 2036 at 02:04 EDT (4,476 days away) in Pisces

407.

Uranus enters retrograde motion Uranus reverses its direction of motion across the sky. Fri, 24 Oct 2036 at 23:04 EDT (4,482 days away) in Gemini

408.

Jupiter at perigee Jupiter reaches its closest point to the Earth – marking the best time to observe it in 1970. Thu, 11 Dec 2036 at 00:38 EDT (4,530 days away) in Taurus

409.

Jupiter at opposition Jupiter lies in the opposite direction to the Sun in the sky, making it slightly closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Fri, 12 Dec 2036 at 09:34 EDT (4,531 days away) in Taurus

410.

Saturn enters retrograde motion Saturn reverses its direction of motion across the sky. Fri, 12 Dec 2036 at 22:04 EDT (4,531 days away) in Leo

411.

Neptune ends retrograde motion Neptune returns to its usual eastward motion after opposition. Sat, 03 Jan 2037 at 13:57 EDT (4,553 days away) in Pisces

412.

Uranus at opposition Uranus lies in the opposite direction to the Sun in the sky, making it optimally positioned to be observable for much of the night. Wed, 07 Jan 2037 at 08:05 EDT (4,557 days away) in Gemini

413.

Jupiter ends retrograde motion Jupiter returns to its usual eastward motion after opposition. Mon, 09 Feb 2037 at 02:46 EDT (4,590 days away) in Taurus

414.

Saturn at opposition Saturn lies in the opposite direction to the Sun in the sky, making it slightly closer, brighter and larger than at other times. It is also optimally positioned to be observable for much of the night. Tue, 17 Feb 2037 at 14:19 EDT (4,598 days away) in Leo

415.

Uranus ends retrograde motion Uranus returns to its usual eastward motion after opposition. Mon, 23 Mar 2037 at 04:34 EDT (4,632 days away) in Gemini

416.

Neptune at solar conjunction Neptune is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Thu, 16 Apr 2037 at 00:40 EDT (4,656 days away) in Pisces

417.

Saturn ends retrograde motion Saturn returns to its usual eastward motion after opposition. Mon, 27 Apr 2037 at 00:29 EDT (4,667 days away) in Leo

418.

Jupiter at solar conjunction Jupiter is unobservable as it passes around the far side of the Sun – marking the end of one apparition and the beginning of the next. Mon, 29 Jun 2037 at 09:32 EDT (4,730 days away) in Gemini

419.

Jupiter at apogee Jupiter reaches its furthest point from the Earth, as it passes around the far side of the Sun. Wed, 01 Jul 2037 at 08:35 EDT (4,732 days away) in Gemini

420.

Mars at perihelion Mars passes its orbit's closest point to the Sun. Wed, 08 Jul 2037 at 03:43 EDT (4,739 days away) in Pisces